Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies

Schedule of Future Minimum Rental Payments for Operating Leases

The following table summarizes future minimum rental payments required under operating leases that have non‑cancelable lease terms as of December 31, 2017 (in thousands):

2018	$	142,157
2019		104,297
2020		121,119
2021		112,657
2022		75,981
Thereafter		160,621
	$	716,832

Schedule of Employees Under Collective Bargaining Agreements

	Approximate
	Number of
	Active Employees		Status of
Employee Group	Represented	Representatives	Agreement
Atlantic Southeast Pilots	669	Air Line Pilots Association International	Amendable February 2018
Atlantic Southeast Flight Attendants	552	International Association of Machinists and Aerospace Workers	Currently Amendable
Atlantic Southeast Flight Controllers	25	Transport Workers Union of America	Currently Amendable
Atlantic Southeast Mechanics	102	International Brotherhood of Teamsters	Currently Amendable
Atlantic Southeast Stock Clerks	29	International Brotherhood of Teamsters	Currently Amendable
ExpressJet Delaware Pilots	1111	Air Line Pilots Association International	Amendable February 2018
ExpressJet Delaware Flight Attendants	618	International Association of Machinists and Aerospace Workers	Currently Amendable
ExpressJet Delaware Mechanics	418	International Brotherhood of Teamsters	Amendable January 2019
ExpressJet Delaware Dispatchers	22	Transport Workers Union of America	Currently Amendable
ExpressJet Delaware Stock Clerks	42	International Brotherhood of Teamsters	Currently Amendable